IBM X220I Run the ThinkPad Setup program to reset the time, Date, 02B2 Diskette drive, 02D0, 02F0

Table 2. Numeric error codes (continued)

Symptom or error	FRU or action, in sequence
0270	1.	Charge the backup battery for more than 8 hours
Real-time clock error.		by connecting the ac power adapter.
	2.	Replace the backup battery and run the ThinkPad
		Setup program to reset the time and date.
	3.	System board.
0271	Run the ThinkPad Setup program to reset the time
Date and time error—Neither the date nor the time is set	and date.
in the computer.
0280	1.	Load “Setup Default” in the ThinkPad Setup
Previous boot incomplete— Default configuration used.		program.
	2.	DIMM.
	3.	System board.
02B2	1.	Diskette drive.
Incorrect drive A type.	2.	External FDD cable.
	3.	I/O card.
02D0
System cache error.
02F0	1.	CPU.
CPU ID:xx Failed.	2.	System board.
02F4	1.	Load Setup Defaults in the ThinkPad Setup
EISA CMOS not writable.		program.
	2.	Replace the backup battery.
	3.	System board.
02F5	1.	DIMM.
DMA test failed.	2.	System board.
02F6	1.	DIMM.
Software NMI failed	2.	System board.
02F7	1.	DIMM.
Fail-safe timer NMI failed	2.	System board.
1801	Shut down the computer and remove it from the
Attached docking station is not supported	docking station.
1802	1.	Remove Mini PCI network card.
Unauthorized network card is plugged in—Turn off and	2.	System board.
remove the miniPCI network card.
1803	1.	Remove the daughter card that you installed.
Unauthorized daughter card is plugged in—Turn off and	2.	System board.
remove the daughter card.
1804	1.	Remove the WAN card that you installed.
Unauthorized WAN card is plugged in—Power off and	2.	System board.
remove the WAN card.
1805	1.	Remove the Wireless USB card that you installed.
Unauthorized Wireless USB card is plugged in—Power off	2.	System board.
and remove the Wireless USB card.

Chapter 4. Related service information 45